EPSG:4283 — GDA94
Geographic coordinate system · coordinates in degrees · Australia including Lord Howe Island, Macquarie Island, Ashmore and Cartier Islands, Christmas Island, Cocos (Keeling) Islands, Norfolk Island. All onshore and offshore.
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EPSG:4283GDA94
Coordinates in EPSG:4326 — one pair per line
Paste as many as you like: X,Y or X Y or X;Y (optional Z). Columns copied from Excel or a CSV work as-is.
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Worked example — the centre of this system's area of use: 133.375, -34.51 (EPSG:4326 lon, lat) = 133.375, -34.51 (EPSG:4283).
EPSG:4283 details
Area of use
Australia including Lord Howe Island, Macquarie Island, Ashmore and Cartier Islands, Christmas Island, Cocos (Keeling) Islands, Norfolk Island. All onshore and offshore.
WGS84 bounds: 93.41° to 173.34° longitude, -60.55° to -8.47° latitude.
Well-known text (WKT2)
Show WKT2 definition for EPSG:4283
GEOGCRS["GDA94",DATUM["Geocentric Datum of Australia 1994",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],CS[ellipsoidal,2],AXIS["geodetic latitude (Lat)",north,ORDER[1],ANGLEUNIT["degree",0.0174532925199433]],AXIS["geodetic longitude (Lon)",east,ORDER[2],ANGLEUNIT["degree",0.0174532925199433]],USAGE[SCOPE["Horizontal component of 3D system."],AREA["Australia including Lord Howe Island, Macquarie Island, Ashmore and Cartier Islands, Christmas Island, Cocos (Keeling) Islands, Norfolk Island. All onshore and offshore."],BBOX[-60.55,93.41,-8.47,173.34]],ID["EPSG",4283]]
Related coordinate systems
Working with whole files instead?
- Reproject a vector file (Shapefile, GeoJSON, KML, GeoPackage…) to EPSG:4283
- Reproject a GeoTIFF to EPSG:4283
- Batch-convert a CSV of coordinates between coordinate systems
Registry facts from the official EPSG dataset (v11.022) as distributed with PROJ. Conversions run in your browser via GDAL/PROJ WebAssembly.